1. stuck and unable to move or work properly
2. completely filled with people or things; crowded
Usage: informal

Examples

• The printer is jammed and won’t print anything.
• My locker door is jammed shut.
• The highway was jammed with traffic during rush hour.
• The drawer got jammed when I tried to close it.
• The stadium was jammed with excited fans.
• Her schedule is jammed with meetings all day.
• The copier keeps getting jammed with paper.